1) Faintly 2) Mutedly 3) One way to speak 4) Piano 5) Piano, to a musician 6) Quietly 7) Used as a direction in music 8) Victor Entertainment single 9) Weakly 10) With little weight or force 11) With low volume 12) With tenderness 1) Feebly 2) Gently 3) Piano 4) Quietly 5) Silently 6) Unconvincingly 
• (adv.) In a soft manner.
Soft'ly adverb In a soft manner. 
[adv] - in a manner that is pleasing to the senses 2. [adv] - with low volume
quietly adverb with low volume; `speak softly but carry a big stick`; `she spoke quietly to the child`; `the radio was playing softly`
suavemente, levemente